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From "Musachy Barroso" <musa...@gmail.com>
Subject Re: [s2] Validation 'magic' on 'input'
Date Tue, 27 Feb 2007 22:03:11 GMT
Is there any @SkipX annotation to skip populating a property by the
ParamsInterceptor?

musachy

On 2/27/07, Laurie Harper <laurie@holoweb.net> wrote:
>
> Just to follow up on this for the archives, there is now an even easier
> way: annotate methods for which no validation should fire with
> @SkipValidation. I believe (?) that annotation is new with 2.0.6, or at
> least it's a recent addition. Anyway, it works very well.
>
> L.
>
> Don Brown wrote:
> > Nah, there is a better way.  Take a look at the struts-default.xml
> > file and notice how the validation interceptor is configured to only
> > skip validation on certain methods.  Create a new base package that
> > contains a default interceptor stack which has the validation
> > interceptor configured differently, say to skip "execute" as well.
> > Then, use the "struts.codebehind.defaultPackage" setting to point the
> > codebehind plugin at your new parent package.
> >
> > Don
> >
> > On 2/12/07, Laurie Harper <laurie@holoweb.net> wrote:
> >> Hmm, if that's true it'll mean I'm forced to split my user admin action
> >> into multiple actions (and same for every other master-detail view I
> >> have) :-( Does the same limitation apply when using XML-based
> validation?
> >>
> >> L.
> >>
> >> Musachy Barroso wrote:
> >> > I think when you annotate a class with @Validations, "input" is the
> >> only
> >> > method that will be called without invoking the validation first.
> >> >
> >> > musachy
> >> >
> >> > Laurie Harper wrote:
> >> >> I'm trying to get validation working (using annotations) in a
> Struts2
> >> >> project and I can't seem to get it to quite cooperate :-) I'm using
> >> >> the Zero Configuration and Code Behind plugins, so this may be a
> >> >> result of some unintended interaction between those and the
> validation
> >> >> framework.
> >> >>
> >> >> The use case is a master/detail view, where both are handled by the
> >> >> same action. The (default) master view (/admin/users.jsp) lists all
> >> >> the users and has an Add User link pointing to
> >> >> /admin/users!add.action. The problem is, as soon as I add any
> >> >> validation rules, the action is never executed and Struts loads the
> >> >> default /admin/users.jsp view, instead of /admin/users-edit.jsp.
> >> >> Without validation rules specified (including if I have an empty
> >> >> @Validations annotation), everything works as it should.
> >> >>
> >> >> I've tried using an @SkipValidation annotation as mentioned on the
> >> >> Validation page [1] in the documentation, but that annotation
> doesn't
> >> >> seem to exist anywhere in Struts2 or XWork...!
> >> >>
> >> >> Now, the magic: if I add an 'input' method to the action with
> 'return
> >> >> "edit";', and hit /admin/users!input.action (instead of ...!add...),
> >> >> it works fine again. It appears that the token 'input' is somehow
> >> magic?
> >> >>
> >> >> A stripped down copy of my action follows [2]. How do I get
> validation
> >> >> to *only* be applied when calling the save() method?
> >> >>
> >> >> [1] http://struts.apache.org/2.x/docs/validation.html
> >> >>
> >> >> [2] action code:
> >> >>
> >> >> package ...admin;
> >> >> @Results(
> >> >>     @Result(value = "users", type =
> ServletActionRedirectResult.class)
> >> >> // XXX why doesn't this work?
> >> >> )
> >> >> @Validation
> >> >> public class UsersAction extends ActionSupport {
> >> >>     public String add() {
> >> >>         System.out.println("ADD");
> >> >>         user = userService.createUser();
> >> >>         return "edit";
> >> >>     }
> >> >>
> >> >>     public String execute() {
> >> >>         System.out.println("EXECUTE");
> >> >>         return "edit";
> >> >>     }
> >> >>
> >> >>     public String input() {
> >> >>         System.out.println("INPUT");
> >> >>         return "edit";
> >> >>     }
> >> >>
> >> >>     @Validations(
> >> >>         requiredStrings = {
> >> >>             @RequiredStringValidator(
> >> >>                     fieldName = "user.login",
> >> >>                     key = "user.login.required",
> >> >>                     message = "user.login.required")},
> >> >>         ...
> >> >>     )
> >> >>     public String save() {
> >> >>         System.out.println("SAVE");
> >> >>         ...
> >> >>
> >> >>         return SUCCESS;
> >> >>     }
> >> >> }
> >> >>
> >> >>
> >> >>
> ---------------------------------------------------------------------
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> >> >> For additional commands, e-mail: user-help@struts.apache.org
> >> >>
> >> >>
> >>
> >>
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> >>
> >>
>
>
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>


-- 
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